OpenTechnical

OT-2026-000051395

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000051395) never changes.

Identity and time

Publication numberOT-2026-000051395 · never reused
Internal UUID01a0ae83-2741-7865-b589-56ceae2a6fa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051395
StatusPUBLIC

Content hashes

Canonical text94c87a4d60ed56ebfabb2bc817c7d7228aaf1cd70efd334d7a5ebdcef9f94c2c
Markdownd41058f389862e72270ebde7d63e63f2b9c152eb5e69cd48d7ab63fa260a79f5
PDF
Publication page29a1c84d51211aeea0e7da6ed15c163a191d1ab732f12f04d35f345ccebb64e1
Manifest601bdfed1816e979297cde90ebcdc76d9ef74ab67eb0a36726ff6ad01ecf0819

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturee2TKzoGHWPXBRkaH9x8yZJwLo+58045L0wai71cEocs5LG8/r9pmJCJLDanxT8ru8Sd0Wt/vOOCEjDoH2ABFBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:17.677552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051395
observed 29a1c84d51211aeea0e7da6ed15c163a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.660128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051395/manifest.json
observed 601bdfed1816e979297cde90ebcdc76d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.642617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051395/publication.md
observed d41058f389862e72270ebde7d63e63f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.622616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051395/publication.txt
observed 94c87a4d60ed56ebfabb2bc817c7d722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.